my children go to a different school, i'm at the sandy hook deli. all we're seeing is ambulances, state troopers. parents running to get to the school. some parents have their kids. some don't. >> we can only imagine the chaos and the fear there with those parents desperately trying to locate their children. >> again, the news a shooting at an elementary school at newtown, connecticut. we'll return, though, to "good morning america," on the west coast. and for a look at the nation's weather. here's sam champion. >>> good morning, how are you? nice to see you. >> good morning, you guys. where are you all from? >> south carolina. >> you got to get on tv this morning. >> all right, let's get to the boards. here's a couple of things that we want to share with you. a big pattern change coming into the country this weekend. we'll try to get some cold air mixed in them with as well. so, we'll be looking for that. that starts this weekend into next week. now, the weekend has gotten an awful lot of warm air w that, we'll see this falling in the form of storm